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Finding the Fourth Proportional to 162,518.60, 243,783.22 and 55,901.46

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Solution

The fourth proportional to 162,518.60, 243,783.22 and 55,901.46 is: 83,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,518.60 : 243,783.22 = 55,901.46 : x
  2. Step 2: Convert to fraction form
    162,518.60/243,783.22 = 55,901.46/x
  3. Step 3: Cross multiply
    162,518.60x = 243,783.22 × 55,901.46
  4. Step 4: Simplify right side
    162,518.60x = 13,627,837,921.50
  5. Step 5: Solve for x
    x = 13,627,837,921.50/162,518.60
  6. Step 6: Final answer
    x = 83,854.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.